import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class Leet690 {

	public static void main(String[] args) {
		SimpleDateFormat sdf = new SimpleDateFormat();
		System.out.println(sdf.format("yyyy:mm:dd:hh:MM:dd"));
	}
	static int num;
	List<Employee> list;
	Map<Integer,Employee> map;
	public int getImportance(List<Employee> employees, int id) {
		num = 0;
		list = employees;
		map = new HashMap();
		for(Employee em:list) {
			map.put(em.id, em);
		}
		Employee e = map.get(id);
		dfs(e);
		return num;
    }
	void dfs(Employee e) {
		num+=e.importance;
		if(e.subordinates.size()!=0)
		for(int t:e.subordinates) {
			dfs(map.get(t));
		}
	}
}

class Employee {
	 public int id;
	 public int importance;
	 public List<Integer> subordinates;
};
